The 12 most overrated jobs of 2012

"The perception of a psychologist is a person sitting in an office listening to people's problems all day and you think, 'How hard could that be?'" Lee said.

In fact, it's pretty hard. First, you have to work long hours - and often nights and weekends, given that many of your clients are 9-to-5-ers. Second, unless you work for a hospital or clinic, you're also a small business owner, which means you have to do your own marketing - and you have to deal with changes to what's covered or not covered in your patients' health-care plans.